created content controller
added contentcontrollr
implemented get, getall test
fixes test
ixed permissions
added phpcr parameters in test config.yml
fixed test config
fixed test for content
fixed testPOST
fixed content api
adjusted security settings for test environment
implemented testing with security
corrected changed interface usage
Merge pull request #5 from sulu-cmf/feature/content-api

create content api
fixed merge conflicts